How to Unlock the H4 Blixen in Warzone
The H4 Blixen SMG is one of the best guns added to Warzone during Call of Duty: Vanguard’s life cycle. You’ll have to complete a challenge in either Vanguard or Warzone to unlock it and here’s how to do that. The unlock challenge for the H4 Blixen is unusually difficult, requiring you to get 3 …